diff options
author | David Shah <dave@ds0.me> | 2019-10-18 16:32:55 +0100 |
---|---|---|
committer | David Shah <dave@ds0.me> | 2019-10-19 13:01:00 +0100 |
commit | a22f86f86192bbd782cc2fd430b2900ddb6740cc (patch) | |
tree | 43af43110d3e837fcff3deb2bbbb1e90074f4cc9 /ecp5 | |
parent | cf5cbd1153c3ebaf6bcff98f2d936e1663407dff (diff) | |
download | nextpnr-a22f86f86192bbd782cc2fd430b2900ddb6740cc.tar.gz nextpnr-a22f86f86192bbd782cc2fd430b2900ddb6740cc.tar.bz2 nextpnr-a22f86f86192bbd782cc2fd430b2900ddb6740cc.zip |
ice40: Preserve top level IO properly
Signed-off-by: David Shah <dave@ds0.me>
Diffstat (limited to 'ecp5')
-rw-r--r-- | ecp5/cells.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/ecp5/cells.cc b/ecp5/cells.cc index b70b412d..9accdd55 100644 --- a/ecp5/cells.cc +++ b/ecp5/cells.cc @@ -419,9 +419,9 @@ void nxio_to_tr(Context *ctx, CellInfo *nxio, CellInfo *trio, std::vector<std::u NetInfo *donet = trio->ports.at(ctx->id("I")).net, *dinet = trio->ports.at(ctx->id("O")).net; // Rename I/O nets to avoid conflicts - if (donet != nullptr) + if (donet != nullptr && donet->name == nxio->name) rename_net(ctx, donet, ctx->id(donet->name.str(ctx) + "$TRELLIS_IO_OUT")); - if (dinet != nullptr) + if (dinet != nullptr && dinet->name == nxio->name) rename_net(ctx, dinet, ctx->id(dinet->name.str(ctx) + "$TRELLIS_IO_IN")); // Create a new top port net for accurate IO timing analysis and simulation netlists |